EP4262208A3 - Constrained motion vector derivation for long-term reference pictures in video coding - Google Patents
Constrained motion vector derivation for long-term reference pictures in video coding Download PDFInfo
- Publication number
- EP4262208A3 EP4262208A3 EP23195885.1A EP23195885A EP4262208A3 EP 4262208 A3 EP4262208 A3 EP 4262208A3 EP 23195885 A EP23195885 A EP 23195885A EP 4262208 A3 EP4262208 A3 EP 4262208A3
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- European Patent Office
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- inter
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- reference pictures
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- 230000007774 longterm Effects 0.000 title abstract 4
- 238000009795 derivation Methods 0.000 title 1
- 230000003287 optical effect Effects 0.000 abstract 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962808271P | 2019-02-20 | 2019-02-20 | |
PCT/US2020/018918 WO2020172341A1 (en) | 2019-02-20 | 2020-02-19 | Constrained motion vector derivation for long-term reference pictures in video coding |
EP20760226.9A EP3912357B1 (en) | 2019-02-20 | 2020-02-19 | Constrained motion vector derivation for long-term reference pictures in video coding |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20760226.9A Division EP3912357B1 (en) | 2019-02-20 | 2020-02-19 | Constrained motion vector derivation for long-term reference pictures in video coding |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4262208A2 EP4262208A2 (en) | 2023-10-18 |
EP4262208A3 true EP4262208A3 (en) | 2024-01-17 |
Family
ID=72144437
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP23195885.1A Pending EP4262208A3 (en) | 2019-02-20 | 2020-02-19 | Constrained motion vector derivation for long-term reference pictures in video coding |
EP20760226.9A Active EP3912357B1 (en) | 2019-02-20 | 2020-02-19 | Constrained motion vector derivation for long-term reference pictures in video coding |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20760226.9A Active EP3912357B1 (en) | 2019-02-20 | 2020-02-19 | Constrained motion vector derivation for long-term reference pictures in video coding |
Country Status (12)
Country | Link |
---|---|
US (1) | US20210377520A1 (en) |
EP (2) | EP4262208A3 (en) |
JP (2) | JP7218449B2 (en) |
KR (2) | KR20230018540A (en) |
CN (6) | CN117041556B (en) |
DK (1) | DK3912357T3 (en) |
FI (1) | FI3912357T3 (en) |
HU (1) | HUE064569T2 (en) |
MX (1) | MX2021010062A (en) |
PL (1) | PL3912357T3 (en) |
PT (1) | PT3912357T (en) |
WO (1) | WO2020172341A1 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113545041A (en) * | 2019-03-07 | 2021-10-22 | 数字洞察力有限公司 | Image encoding/decoding method and apparatus |
JP2022525401A (en) * | 2019-03-11 | 2022-05-13 | ヴィド スケール インコーポレイテッド | Symmetric merge mode motion vector coding |
KR102622468B1 (en) * | 2019-06-14 | 2024-01-09 | 엘지전자 주식회사 | Inter prediction based video coding method and device |
EP3979650A4 (en) | 2019-06-14 | 2023-04-12 | Lg Electronics Inc. | Method and device for image coding using motion vector differences |
CN114080813A (en) * | 2019-06-14 | 2022-02-22 | Lg 电子株式会社 | Method and apparatus for image coding using motion vector |
KR102640262B1 (en) | 2019-06-24 | 2024-02-23 | 엘지전자 주식회사 | Image coding method and device using motion vector differences |
KR20240029111A (en) | 2019-06-24 | 2024-03-05 | 엘지전자 주식회사 | Image coding method and apparatus using motion vector |
WO2020262914A1 (en) | 2019-06-24 | 2020-12-30 | 엘지전자 주식회사 | Inter prediction-based image coding method and apparatus |
CN114175655B (en) | 2019-07-27 | 2024-01-02 | 北京字节跳动网络技术有限公司 | Restriction of use of tools according to reference picture types |
CN110545424B (en) * | 2019-08-21 | 2021-05-11 | 浙江大华技术股份有限公司 | Inter-frame prediction method based on MMVD (multimedia MediaVision video) mode, video coding method, related device and equipment |
WO2023055199A1 (en) * | 2021-09-30 | 2023-04-06 | 한국전자통신연구원 | Method, device, and recording medium for encoding/decoding image |
WO2023132510A1 (en) * | 2022-01-04 | 2023-07-13 | 현대자동차주식회사 | Method and device for video coding using improved merge with motion vector difference |
Citations (1)
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US20180278949A1 (en) * | 2017-03-22 | 2018-09-27 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
Family Cites Families (22)
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ES2745058T3 (en) * | 2002-04-19 | 2020-02-27 | Panasonic Ip Corp America | Motion vector calculation method |
KR100491530B1 (en) * | 2002-05-03 | 2005-05-27 | 엘지전자 주식회사 | Method of determining motion vector |
US8170116B2 (en) * | 2006-03-27 | 2012-05-01 | Nokia Corporation | Reference picture marking in scalable video encoding and decoding |
US20100091845A1 (en) * | 2006-03-30 | 2010-04-15 | Byeong Moon Jeon | Method and apparatus for decoding/encoding a video signal |
KR101379188B1 (en) * | 2010-05-17 | 2014-04-18 | 에스케이 텔레콤주식회사 | Video Coding and Decoding Method and Apparatus for Macroblock Including Intra and Inter Blocks |
EP2728879A4 (en) * | 2011-06-30 | 2015-02-18 | Sony Corp | Image processing device and method |
MX2013012223A (en) * | 2011-10-28 | 2013-11-01 | Panasonic Corp | Image encoding method, image decoding method, image encoding device, and image decoding device. |
MY179745A (en) * | 2011-11-08 | 2020-11-12 | Samsung Electronics Co Ltd | Method and apparatus for motion vector determination in video encoding or decoding |
US9503720B2 (en) * | 2012-03-16 | 2016-11-22 | Qualcomm Incorporated | Motion vector coding and bi-prediction in HEVC and its extensions |
US20130343459A1 (en) * | 2012-06-22 | 2013-12-26 | Nokia Corporation | Method and apparatus for video coding |
CN104488272B (en) * | 2012-07-02 | 2018-03-16 | 三星电子株式会社 | It is used to encode video or the method and apparatus of the motion vector for decoding video for predicting |
JP6149151B2 (en) * | 2013-04-02 | 2017-06-14 | ヴィド スケール インコーポレイテッド | Extended temporal motion vector prediction for scalable video coding |
US9509999B2 (en) * | 2013-06-11 | 2016-11-29 | Qualcomm Incorporated | Inter-layer prediction types in multi-layer video coding |
KR102311815B1 (en) * | 2014-06-19 | 2021-10-13 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | Unified intra block copy and inter prediction modes |
US10412387B2 (en) * | 2014-08-22 | 2019-09-10 | Qualcomm Incorporated | Unified intra-block copy and inter-prediction |
US9918105B2 (en) * | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
WO2016200043A1 (en) * | 2015-06-10 | 2016-12-15 | 엘지전자 주식회사 | Method and apparatus for inter prediction on basis of virtual reference picture in video coding system |
WO2017084512A1 (en) * | 2015-11-20 | 2017-05-26 | Mediatek Inc. | Method and apparatus of motion vector prediction or merge candidate derivation for video coding |
KR102435500B1 (en) * | 2016-10-06 | 2022-08-23 | 세종대학교산학협력단 | A method of decoding a video signal and an apparatus having the same |
US20180199057A1 (en) * | 2017-01-12 | 2018-07-12 | Mediatek Inc. | Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding |
WO2020145656A1 (en) * | 2019-01-09 | 2020-07-16 | 엘지전자 주식회사 | Method and device for signaling whether tmvp candidate is available |
CN113424525B (en) * | 2019-02-14 | 2023-11-10 | 北京字节跳动网络技术有限公司 | Size selective application of decoder side refinement tools |
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2020
- 2020-02-19 PT PT207602269T patent/PT3912357T/en unknown
- 2020-02-19 CN CN202311061801.4A patent/CN117041556B/en active Active
- 2020-02-19 FI FIEP20760226.9T patent/FI3912357T3/en active
- 2020-02-19 WO PCT/US2020/018918 patent/WO2020172341A1/en unknown
- 2020-02-19 EP EP23195885.1A patent/EP4262208A3/en active Pending
- 2020-02-19 KR KR1020237002587A patent/KR20230018540A/en not_active Application Discontinuation
- 2020-02-19 CN CN202210001852.7A patent/CN114339237B/en active Active
- 2020-02-19 JP JP2021548645A patent/JP7218449B2/en active Active
- 2020-02-19 KR KR1020217026525A patent/KR102492738B1/en active IP Right Grant
- 2020-02-19 PL PL20760226.9T patent/PL3912357T3/en unknown
- 2020-02-19 CN CN202311176081.6A patent/CN117119181B/en active Active
- 2020-02-19 CN CN202311040861.8A patent/CN116915982B/en active Active
- 2020-02-19 HU HUE20760226A patent/HUE064569T2/en unknown
- 2020-02-19 CN CN202080013526.7A patent/CN113424539A/en active Pending
- 2020-02-19 DK DK20760226.9T patent/DK3912357T3/en active
- 2020-02-19 EP EP20760226.9A patent/EP3912357B1/en active Active
- 2020-02-19 MX MX2021010062A patent/MX2021010062A/en unknown
- 2020-02-19 CN CN202311109728.3A patent/CN116915983B/en active Active
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2021
- 2021-08-13 US US17/402,466 patent/US20210377520A1/en active Pending
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2023
- 2023-01-25 JP JP2023009229A patent/JP7447322B2/en active Active
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US20180278949A1 (en) * | 2017-03-22 | 2018-09-27 | Qualcomm Incorporated | Constraining motion vector information derived by decoder-side motion vector derivation |
Non-Patent Citations (3)
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BROSS B ET AL: "Versatile Video Coding (Draft 4)", no. JVET-M1001, 19 February 2019 (2019-02-19), XP030202591, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/13_Marrakech/wg11/JVET-M1001-v3.zip JVET-M1001-v3.docx> [retrieved on 20190219] * |
JIANLE CHEN ET AL: "Algorithm description for Versatile Video Coding and Test Model 4 (VTM 4)", no. JVET-M1002-v2; JVET-M1002, 18 January 2019 (2019-01-18), pages 1 - 62, XP030255391, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/13_Marrakech/wg11/JVET-M1002-v2.zip JVET-M1002-v2.docx> [retrieved on 20190319] * |
R. SJOBERG ET AL: "Overview of HEVC high-level syntax and reference picture management", IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, vol. 22, no. 12, 5 October 2012 (2012-10-05), USA, pages 1 - 14, XP055045360, ISSN: 1051-8215, DOI: 10.1109/TCSVT.2012.2223052 * |
Also Published As
Publication number | Publication date |
---|---|
CN116915983B (en) | 2024-04-16 |
JP7218449B2 (en) | 2023-02-06 |
EP3912357B1 (en) | 2023-10-04 |
CN117041556B (en) | 2024-03-26 |
DK3912357T3 (en) | 2024-01-08 |
MX2021010062A (en) | 2021-09-21 |
EP3912357A4 (en) | 2022-05-18 |
CN117119181B (en) | 2024-03-26 |
CN117119181A (en) | 2023-11-24 |
EP4262208A2 (en) | 2023-10-18 |
EP3912357A1 (en) | 2021-11-24 |
FI3912357T3 (en) | 2023-12-19 |
US20210377520A1 (en) | 2021-12-02 |
CN113424539A (en) | 2021-09-21 |
CN116915983A (en) | 2023-10-20 |
HUE064569T2 (en) | 2024-03-28 |
JP7447322B2 (en) | 2024-03-11 |
PL3912357T3 (en) | 2024-03-25 |
CN117041556A (en) | 2023-11-10 |
JP2023055778A (en) | 2023-04-18 |
CN116915982B (en) | 2024-03-26 |
WO2020172341A1 (en) | 2020-08-27 |
PT3912357T (en) | 2023-12-26 |
CN114339237A (en) | 2022-04-12 |
CN116915982A (en) | 2023-10-20 |
KR102492738B1 (en) | 2023-01-26 |
KR20230018540A (en) | 2023-02-07 |
JP2022520867A (en) | 2022-04-01 |
CN114339237B (en) | 2023-04-25 |
KR20210107897A (en) | 2021-09-01 |
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